[INFO] cloning repository https://github.com/keithyin/ssr-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keithyin/ssr-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithyin%2Fssr-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithyin%2Fssr-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cef861d589aa66967d1fb8b3f958393ecab2d791
[INFO] testing keithyin/ssr-rust against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeithyin%2Fssr-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/keithyin/ssr-rust
[INFO] finished tweaking git repo https://github.com/keithyin/ssr-rust
[INFO] tweaked toml for git repo https://github.com/keithyin/ssr-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/keithyin/ssr-rust on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/keithyin/ssr-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded slab v0.4.3
[INFO] [stderr]   Downloaded instant v0.1.10
[INFO] [stderr]   Downloaded tokio-macros v1.3.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.9
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded mio v0.7.13
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded tokio v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5db1ff5b93d5e9889554d60328bff14e0a79ab16f40e7c47306dce52a3ca39ac
[INFO] running `Command { std: "docker" "start" "-a" "5db1ff5b93d5e9889554d60328bff14e0a79ab16f40e7c47306dce52a3ca39ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5db1ff5b93d5e9889554d60328bff14e0a79ab16f40e7c47306dce52a3ca39ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db1ff5b93d5e9889554d60328bff14e0a79ab16f40e7c47306dce52a3ca39ac", kill_on_drop: false }`
[INFO] [stdout] 5db1ff5b93d5e9889554d60328bff14e0a79ab16f40e7c47306dce52a3ca39ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32c13cbc93213b823cb0e65e03ff214c4c292b784d44077e50f50822d59b4a6b
[INFO] running `Command { std: "docker" "start" "-a" "32c13cbc93213b823cb0e65e03ff214c4c292b784d44077e50f50822d59b4a6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling ssr-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/socks5.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |             port = ((data[(5+addr_len as usize)] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stdout]    |                           ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -             port = ((data[(5+addr_len as usize)] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stdout] 25 +             port = ((data[5+addr_len as usize] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/socks5.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |             port_high8 = data[(5+addr_len as usize)];
[INFO] [stdout]    |                               ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -             port_high8 = data[(5+addr_len as usize)];
[INFO] [stdout] 26 +             port_high8 = data[5+addr_len as usize];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mio::event::Event`
[INFO] [stdout]   --> src/proxy.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mio::event::Event;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Poll`
[INFO] [stdout]   --> src/proxy.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mio::{Token, Interest, Poll};
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future::MapInto`
[INFO] [stdout]   --> src/proxy.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use futures::future::MapInto;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/proxy.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/proxy.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/remote.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]   --> src/proxy_tokio.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut n = switchy_omega.read(&mut buf).await?;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncReadExt`
[INFO] [stdout]   --> src/proxy.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::io::AsyncReadExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proxy`
[INFO] [stdout]   --> src/proxy.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn which_is_ready(proxy: &mut TcpStream, remote: &mut TcpStream) -> Token {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote`
[INFO] [stdout]   --> src/proxy.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn which_is_ready(proxy: &mut TcpStream, remote: &mut TcpStream) -> Token {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]    --> src/proxy.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut n = proxy.read(&mut buf).unwrap();
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/proxy.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut listener = std::net::TcpListener::bind(addr).unwrap();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]  --> src/socks5.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Socks5 {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     mode: u8,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Socks5` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.32s
[INFO] running `Command { std: "docker" "inspect" "32c13cbc93213b823cb0e65e03ff214c4c292b784d44077e50f50822d59b4a6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c13cbc93213b823cb0e65e03ff214c4c292b784d44077e50f50822d59b4a6b", kill_on_drop: false }`
[INFO] [stdout] 32c13cbc93213b823cb0e65e03ff214c4c292b784d44077e50f50822d59b4a6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a195943ee54ce36128dbd4ccdb26cdc2b07f2ef1a44741f4c80e060ebdc4d654
[INFO] running `Command { std: "docker" "start" "-a" "a195943ee54ce36128dbd4ccdb26cdc2b07f2ef1a44741f4c80e060ebdc4d654", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssr-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/socks5.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |             port = ((data[(5+addr_len as usize)] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stdout]    |                           ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -             port = ((data[(5+addr_len as usize)] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stdout] 25 +             port = ((data[5+addr_len as usize] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/socks5.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |             port_high8 = data[(5+addr_len as usize)];
[INFO] [stdout]    |                               ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -             port_high8 = data[(5+addr_len as usize)];
[INFO] [stdout] 26 +             port_high8 = data[5+addr_len as usize];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mio::event::Event`
[INFO] [stdout]   --> src/proxy.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mio::event::Event;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Poll`
[INFO] [stdout]   --> src/proxy.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mio::{Token, Interest, Poll};
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future::MapInto`
[INFO] [stdout]   --> src/proxy.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use futures::future::MapInto;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/proxy.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/proxy.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/remote.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]   --> src/proxy_tokio.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut n = switchy_omega.read(&mut buf).await?;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncReadExt`
[INFO] [stdout]   --> src/proxy.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::io::AsyncReadExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proxy`
[INFO] [stdout]   --> src/proxy.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn which_is_ready(proxy: &mut TcpStream, remote: &mut TcpStream) -> Token {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote`
[INFO] [stdout]   --> src/proxy.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn which_is_ready(proxy: &mut TcpStream, remote: &mut TcpStream) -> Token {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `n` is never read
[INFO] [stdout]    --> src/proxy.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut n = proxy.read(&mut buf).unwrap();
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/proxy.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut listener = std::net::TcpListener::bind(addr).unwrap();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]  --> src/socks5.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Socks5 {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     mode: u8,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Socks5` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "a195943ee54ce36128dbd4ccdb26cdc2b07f2ef1a44741f4c80e060ebdc4d654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a195943ee54ce36128dbd4ccdb26cdc2b07f2ef1a44741f4c80e060ebdc4d654", kill_on_drop: false }`
[INFO] [stdout] a195943ee54ce36128dbd4ccdb26cdc2b07f2ef1a44741f4c80e060ebdc4d654
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61eaf2e3abe93f1530d7a8a85cd7b87bb039e519937e187196db9ee596f15ed4
[INFO] running `Command { std: "docker" "start" "-a" "61eaf2e3abe93f1530d7a8a85cd7b87bb039e519937e187196db9ee596f15ed4", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> src/socks5.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |             port = ((data[(5+addr_len as usize)] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stderr]    |                           ^                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 25 -             port = ((data[(5+addr_len as usize)] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stderr] 25 +             port = ((data[5+addr_len as usize] as u32) << 8) + (data[(5+addr_len + 1) as usize] as u32);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> src/socks5.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |             port_high8 = data[(5+addr_len as usize)];
[INFO] [stderr]    |                               ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 26 -             port_high8 = data[(5+addr_len as usize)];
[INFO] [stderr] 26 +             port_high8 = data[5+addr_len as usize];
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mio::event::Event`
[INFO] [stderr]   --> src/proxy.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use mio::event::Event;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Poll`
[INFO] [stderr]   --> src/proxy.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 | use mio::{Token, Interest, Poll};
[INFO] [stderr]    |                            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::MapInto`
[INFO] [stderr]   --> src/proxy.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use futures::future::MapInto;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/proxy.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/proxy.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/remote.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n` is never read
[INFO] [stderr]   --> src/proxy_tokio.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut n = switchy_omega.read(&mut buf).await?;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::io::AsyncReadExt`
[INFO] [stderr]   --> src/proxy.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use tokio::io::AsyncReadExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `proxy`
[INFO] [stderr]   --> src/proxy.rs:56:23
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn which_is_ready(proxy: &mut TcpStream, remote: &mut TcpStream) -> Token {
[INFO] [stderr]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `remote`
[INFO] [stderr]   --> src/proxy.rs:56:46
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn which_is_ready(proxy: &mut TcpStream, remote: &mut TcpStream) -> Token {
[INFO] [stderr]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n` is never read
[INFO] [stderr]    --> src/proxy.rs:202:17
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let mut n = proxy.read(&mut buf).unwrap();
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/proxy.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |     let mut listener = std::net::TcpListener::bind(addr).unwrap();
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `mode` is never read
[INFO] [stderr]  --> src/socks5.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Socks5 {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] 4 |     mode: u8,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Socks5` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ssr-rust` (bin "ssr-rust" test) generated 15 warnings (run `cargo fix --bin "ssr-rust" --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ssr_rust-61872056f190bb72)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61eaf2e3abe93f1530d7a8a85cd7b87bb039e519937e187196db9ee596f15ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61eaf2e3abe93f1530d7a8a85cd7b87bb039e519937e187196db9ee596f15ed4", kill_on_drop: false }`
[INFO] [stdout] 61eaf2e3abe93f1530d7a8a85cd7b87bb039e519937e187196db9ee596f15ed4
